[INFO] cloning repository https://github.com/wrightdylan/codecs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/wrightdylan/codecs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwrightdylan%2Fcodecs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwrightdylan%2Fcodecs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b77d5b665e39e89f6b656e7d558a6e9aa847f1fe
[INFO] testing wrightdylan/codecs against nightly-2025-01-18 for randomize-layout-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwrightdylan%2Fcodecs" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/wrightdylan/codecs on toolchain nightly-2025-01-18
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2025-01-18" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/wrightdylan/codecs
[INFO] finished tweaking git repo https://github.com/wrightdylan/codecs
[INFO] tweaked toml for git repo https://github.com/wrightdylan/codecs written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/wrightdylan/codecs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2025-01-18" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:819108c5571ea2e421544af4d832f968d213c87fbe3707a016657f43d2f853bc" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2025-01-18" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 886e9aa7375e24b6cf318de2f0115059caaa7cf7b3d8dbfbff8b1775033fe584
[INFO] running `Command { std: "docker" "start" "-a" "886e9aa7375e24b6cf318de2f0115059caaa7cf7b3d8dbfbff8b1775033fe584", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "886e9aa7375e24b6cf318de2f0115059caaa7cf7b3d8dbfbff8b1775033fe584", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "886e9aa7375e24b6cf318de2f0115059caaa7cf7b3d8dbfbff8b1775033fe584", kill_on_drop: false }`
[INFO] [stdout] 886e9aa7375e24b6cf318de2f0115059caaa7cf7b3d8dbfbff8b1775033fe584
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:819108c5571ea2e421544af4d832f968d213c87fbe3707a016657f43d2f853bc" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2025-01-18" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a9094e52a2d7994b861f1bfb6391101779d1f65dfc9a644fa45bc127836879fd
[INFO] running `Command { std: "docker" "start" "-a" "a9094e52a2d7994b861f1bfb6391101779d1f65dfc9a644fa45bc127836879fd", kill_on_drop: false }`
[INFO] [stderr]    Compiling anyhow v1.0.86
[INFO] [stderr]    Compiling codecs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.20s
[INFO] running `Command { std: "docker" "inspect" "a9094e52a2d7994b861f1bfb6391101779d1f65dfc9a644fa45bc127836879fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9094e52a2d7994b861f1bfb6391101779d1f65dfc9a644fa45bc127836879fd", kill_on_drop: false }`
[INFO] [stdout] a9094e52a2d7994b861f1bfb6391101779d1f65dfc9a644fa45bc127836879fd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:819108c5571ea2e421544af4d832f968d213c87fbe3707a016657f43d2f853bc" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2025-01-18" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 90be48b8003a71f4fc3edf1bb00e5a010d3229f5252faf425fb85f1988c24e90
[INFO] running `Command { std: "docker" "start" "-a" "90be48b8003a71f4fc3edf1bb00e5a010d3229f5252faf425fb85f1988c24e90", kill_on_drop: false }`
[INFO] [stderr]    Compiling codecs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `Command { std: "docker" "inspect" "90be48b8003a71f4fc3edf1bb00e5a010d3229f5252faf425fb85f1988c24e90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90be48b8003a71f4fc3edf1bb00e5a010d3229f5252faf425fb85f1988c24e90", kill_on_drop: false }`
[INFO] [stdout] 90be48b8003a71f4fc3edf1bb00e5a010d3229f5252faf425fb85f1988c24e90
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:819108c5571ea2e421544af4d832f968d213c87fbe3707a016657f43d2f853bc" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2025-01-18" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 44763fd4a227c712fa7b90c4896fe00a22764cac4fa28786168a7e63d99a1436
[INFO] running `Command { std: "docker" "start" "-a" "44763fd4a227c712fa7b90c4896fe00a22764cac4fa28786168a7e63d99a1436", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/codecs-3d0bb7826788aca0)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests codecs
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/huffman.rs - huffman::encode_to_bitstream (line 349) ... FAILED
[INFO] [stdout] test src/huffman.rs - huffman::decode_from_bitstream (line 397) ... FAILED
[INFO] [stdout] test src/huffman.rs - huffman::easy_encode (line 324) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/huffman.rs - huffman::encode_to_bitstream (line 349) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `fs`
[INFO] [stdout]   --> src/huffman.rs:359:19
[INFO] [stdout]    |
[INFO] [stdout] 13 | if let Err(err) = fs::write("output.hmc", data) {
[INFO] [stdout]    |                   ^^ use of undeclared crate or module `fs`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this module
[INFO] [stdout]    |
[INFO] [stdout] 2  + use std::fs;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/huffman.rs - huffman::decode_from_bitstream (line 397) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `fs`
[INFO] [stdout]  --> src/huffman.rs:402:21
[INFO] [stdout]   |
[INFO] [stdout] 8 | let data: Vec<u8> = fs::read(file).expect("File not found.");
[INFO] [stdout]   |                     ^^ use of undeclared crate or module `fs`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this module
[INFO] [stdout]   |
[INFO] [stdout] 2 + use std::fs;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`)
[INFO] [stdout]  --> src/huffman.rs:403:42
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_huffman_rs_397_0() {
[INFO] [stdout]   |                                      --------------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] ...
[INFO] [stdout] 9 | let output = decode_from_bitstream(&data)?;
[INFO] [stdout]   |                                          ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]   |
[INFO] [stdout]   = help: the trait `FromResidual<Result<Infallible, anyhow::Error>>` is not implemented for `()`
[INFO] [stdout] help: consider adding return type
[INFO] [stdout]   |
[INFO] [stdout] 4 ~ fn main() { #[allow(non_snake_case)] fn _doctest_main_src_huffman_rs_397_0() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout] 5 | use codecs::huffman::decode_from_bitstream;
[INFO] [stdout] ...
[INFO] [stdout] 10| println!("{output}");
[INFO] [stdout] 11+     Ok(())
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/huffman.rs - huffman::decode_from_bitstream (line 397)
[INFO] [stdout]     src/huffman.rs - huffman::encode_to_bitstream (line 349)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 1 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.35s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "44763fd4a227c712fa7b90c4896fe00a22764cac4fa28786168a7e63d99a1436", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44763fd4a227c712fa7b90c4896fe00a22764cac4fa28786168a7e63d99a1436", kill_on_drop: false }`
[INFO] [stdout] 44763fd4a227c712fa7b90c4896fe00a22764cac4fa28786168a7e63d99a1436
